522550442011111 has 4 divisors (see below), whose sum is σ = 524030754878352. Its totient is φ = 521070129143872.

The previous prime is 522550442011079. The next prime is 522550442011151. The reversal of 522550442011111 is 111110244055225.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 522550442011111 - 2⁵ = 522550442011079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522550442011151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 740156433091 + ... + 740156433796.

It is an arithmetic number, because the mean of its divisors is an integer number (131007688719588).

Almost surely, 2^{522550442011111} is an apocalyptic number.

522550442011111 is a deficient number, since it is larger than the sum of its proper divisors (1480312867241).

522550442011111 is a wasteful number, since it uses less digits than its factorization.

522550442011111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1480312867240.

The product of its (nonzero) digits is 16000, while the sum is 34.

Adding to 522550442011111 its reverse (111110244055225), we get a palindrome (633660686066336).

The spelling of 522550442011111 in words is "five hundred twenty-two trillion, five hundred fifty billion, four hundred forty-two million, eleven thousand, one hundred eleven".